NOTES:Driver Inspections were computed based on inspection levels I, II, III, and VI. Vehicle Inspections were computed based on inspection levels I, II, V, and VI. Hazmat Inspections were computed based on inspection levels I, II, III, IV, V, and VI when hazardous materials were present. Roadside inspection OOS rates depicted in this table include both large trucks and buses. For more information on roadside inspections and inspection levels, please refer to https://csa.fmcsa.dot.gov.